package cn.jyc.ssm02.dao;

import cn.jyc.ssm02.pojo.User;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Select;

import java.util.List;

public interface UserMapper {
    @Select("select * from t_stu")
    public List<User> qry();
    public Integer add(User u);
}
